code: def get_prediction_set(self):
      return {LOGITS, PREDICTIONS, PROBABILITIES}
  
imports: import logging
  import re
  from typing import Any, Dict, List, Union
  import torch
  from ludwig.api_annotations import DeveloperAPI
  from ludwig.constants import CATEGORY, LOGITS, PREDICTIONS, PROBABILITIES, TEXT
  from ludwig.decoders.base import Decoder
  from ludwig.decoders.registry import register_decoder
  from ludwig.decoders.utils import extract_generated_tokens
  from ludwig.schema.decoders.llm_decoders import CategoryExtractorDecoderConfig, TextExtractorDecoderConfig
  from ludwig.utils.strings_utils import get_tokenizer
label_desc: Use image node_id 4 for calling the CategoryExtractorDecoder obj's underlying member method code with example usage: obj.get_prediction_set() and returns: unknown